chore: Revised PR template (GoogleCloudPlatform#409)

.github/PULL_REQUEST_TEMPLATE.md

@@ -4,17 +4,27 @@ Note: If you are adding or editing a dataset, please specify the dataset folder
 
 ## Checklist
 
-Note: If an item applies to you, all of its sub-items must be fulfilled
-
 - [ ] **(Required)** This pull request is appropriately labeled
 - [ ] Please merge this pull request after it's approved
+
+Use the sections below based on what's applicable to your PR and delete the rest:
+
+### Feature
 - [ ] I'm adding or editing a feature
-  - [ ] I have updated the [`README`](https://github.com/GoogleCloudPlatform/public-datasets-pipelines/blob/main/README.md) accordingly
-  - [ ] I have added tests for the feature
+- [ ] I have updated the [`README`](https://github.com/GoogleCloudPlatform/public-datasets-pipelines/blob/main/README.md) accordingly
+- [ ] I have added/revised tests for the feature
+
+### Data Onboarding
 - [ ] I'm adding or editing a dataset
-  - [ ] The [Google Cloud Datasets team](mailto:[email protected]) is aware of the proposed dataset
-  - [ ] I put all my code inside  `datasets/<DATASET_NAME>` and nothing outside of that directory
+- [ ] The [Google Cloud Datasets team](mailto:[email protected]) is aware of the proposed dataset
+- [ ] I put all my code inside  `datasets/<DATASET_NAME>` and nothing outside of that directory
+
+### Documentation
 - [ ] I'm adding/editing documentation
+
+### Bug fix
 - [ ] I'm submitting a bugfix
-  - [ ] I have added tests to my bugfix (see the [`tests`](https://github.com/GoogleCloudPlatform/public-datasets-pipelines/tree/main/tests) folder)
+- [ ] I have added/revised tests related to my bugfix (see the [`tests`](https://github.com/GoogleCloudPlatform/public-datasets-pipelines/tree/main/tests) folder)
+
+### Code cleanup or refactoring
 - [ ] I'm refactoring or cleaning up some code